CN216783662U - Running gear suitable for paver - Google Patents
Running gear suitable for paver Download PDFInfo
- Publication number
- CN216783662U CN216783662U CN202122952574.7U CN202122952574U CN216783662U CN 216783662 U CN216783662 U CN 216783662U CN 202122952574 U CN202122952574 U CN 202122952574U CN 216783662 U CN216783662 U CN 216783662U
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- frame
- paver
- wheel
- crawler
- crawler belt
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Abstract
The utility model discloses a walking device suitable for a paver, which comprises: the front steering mechanism and the rear traveling mechanism are fixedly arranged on a chassis frame of a main frame of the paver; the front steering mechanism includes: two tyre type steering wheels symmetrically arranged at the steering frame; the rear running gear includes: the crawler-belt walking wheel of installing in chassis frame both sides and being connected with engine drive shaft transmission symmetrically, crawler-belt walking wheel includes: the crawler belt assembly is fixedly arranged on one side of the bottom of the crawler belt frame through connecting pin shafts, and the crawler belt is sleeved on the outer side surfaces of the driving wheel and the driven wheel assembly. Through linkage of the tire type steering wheel in the front steering mechanism and the triangular crawler wheel in the rear travelling mechanism, the paver can be flexibly driven to steer in situ through the tire type steering wheel, and the damage to the paved ground is small due to small friction force with the ground.
Description
Technical Field
The utility model belongs to the field of engineering machinery, and particularly relates to a traveling device suitable for a paver.
Background
Running gear is the core part of paver, also is the part that the paver user cared most, and the running gear routine of paver sets up to continuous track plate-type, and current crawler-type paver exists to the road surface destructive big after paving, can't turn to in situ, and poor stability, and then cause the speed of paving low, the time limit for a project extension and the trafficability characteristic of paving acceptance results is poor.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model provides a traveling device suitable for a paver, and the utility model solves the problems through the following technical scheme.
The technical scheme is as follows: a walking device suitable for use on a paving machine, comprising: the front steering mechanism and the rear traveling mechanism are fixedly arranged on a chassis frame of a main frame of the paver;
wherein, preceding steering mechanism includes: two tyre type steering wheels symmetrically arranged at the steering frame;
the rear running gear includes: install the crawler belt wheel in chassis frame both sides and be connected with engine drive shaft transmission symmetrically, crawler belt wheel includes: the crawler belt assembly comprises a crawler belt frame sleeved on a driving shaft through a bearing, a driving wheel sleeved on the driving shaft and positioned on one side of the crawler belt frame, a plurality of groups of driven wheel assemblies fixedly arranged on one side of the bottom of the crawler belt frame through connecting pin shafts, and a crawler belt sleeved on the outer side surfaces of the driving wheel and the driven wheel assemblies;
the driven wheel assembly includes: the crawler belt fixing device comprises a mounting bracket fixedly connected with a crawler belt plate through a connecting pin shaft, a bearing fixedly sleeved on the mounting bracket, and a driven wheel sleeved outside the bearing.
In a further embodiment, the track frame is an isosceles triangle, and the drive wheel is mounted at the apex of the track frame; the plurality of groups of driven wheels are fixedly installed on the edge of the bottom edge of the track frame.
In a further embodiment, a tensioner is also included on the track frame.
In a further embodiment, the tensioner comprises: the hydraulic device comprises a hydraulic oil cylinder fixedly installed on the crawler frame through a connecting shaft, a piston rod arranged in the hydraulic oil cylinder, and a connecting ring fixedly connected to the other end of the piston rod and sleeved with a connecting pin shaft of the action installing support.
In a further embodiment, the hydraulic oil cylinder is connected with an energy accumulator arranged on the spreading machine through a pipeline.
In a further embodiment, the energy accumulator is also in joint control with a displacement sensor arranged on the hydraulic oil cylinder.
In a further embodiment, the outer surface of the track is provided with a wear surface.
Has the advantages that: according to the utility model, the tire type steering wheel in the front steering mechanism and the triangular crawler wheel in the rear travelling mechanism are linked, the paver can be flexibly driven to steer in situ through the tire type steering wheel, the friction force with the ground is small, the damage to the paved ground is small, the stability of the paver can be well adapted to various construction environments through the triangular crawler wheel in the rear travelling mechanism, the paving period is shortened, and the construction cost is saved.
Drawings
Fig. 1 is a diagram of an embodiment of a traveling device of the utility model, which is suitable for a paver.
Fig. 2 is a structural view of the traveling apparatus of the present invention.
Fig. 3 is a plan view of the running gear of the present invention.
The reference signs are: the front steering mechanism 1, the bogie 10, the tyre type steering wheel 11, the rear walking mechanism 2, the chassis frame 20, the driving shaft 21, the crawler traveling wheels 22, the crawler frame 220, the driving wheel 221, the friction surface 2210, the driven wheel assembly 222, the mounting bracket 2220, the driven wheel 2221, the crawler 223, the tensioner 224, the hydraulic oil cylinder 225, the piston rod 2250 and the connecting ring 2251.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the utility model.
A traveling device suitable for a paving machine as shown in fig. 1 to 3 includes: the front steering mechanism 1, the bogie 10, the tyre type steering wheel 11, the rear walking mechanism 2, the chassis frame 20, the driving shaft 21, the track 223 walking wheels 22, the track 223 frame 220, the driving wheel 221, the friction surface 2210, the driven wheel 2221 assembly 222, the mounting bracket 2220, the driven wheel 2221, the track 223, the tensioner 224, the hydraulic oil cylinder 225, the piston rod 2250 and the connecting ring 2251.
Wherein, the front steering mechanism 1 and the rear travelling mechanism 2 are both fixedly arranged on a chassis frame 20 of the paver main machine;
the front steering mechanism 1 includes: bogie 10 and tire type steering wheel 11
The two tire type steering wheels 11 are symmetrically arranged on the connecting shaft of the bogie 10; driving a steering wheel to drive the bogie 10 to steer, and further driving a steering wheel to change direction;
the rear traveling mechanism 2 includes: a chassis frame 20, a driving shaft 21, a track 223, a traveling wheel 22,
The crawler 223 walking wheels 22 are symmetrically arranged on two sides of the chassis frame 20 and are in transmission connection with the engine driving shaft 21;
the track 223 road wheel 22 includes: track 223 frame 220, drive wheel 221, friction surface 2210, track 223, tensioner 224, hydraulic cylinder 225, piston rod 2250, connecting ring 2251.
The crawler 223 frame 220 is sleeved on the driving shaft 21 through a bearing, the driving wheel 221 is sleeved on the driving shaft 21 and is positioned on one side of the crawler 223 frame 220, the plurality of groups of driven wheel 2221 assemblies 222 are fixedly arranged on one side of the bottom of the crawler 223 frame 220 through connecting pin shafts, the crawler 223 is sleeved on the outer side surfaces of the driving wheel 221 and the driven wheel 2221 assemblies 222, and the outer surface of the driving wheel 221 is provided with a friction surface 2210 so as to have better gripping force on the crawler 223 to prevent the crawler 223 from falling off.
The mounting bracket 2220 is fixedly connected with the track 223 plate through a connecting pin shaft, the bearing is fixedly sleeved on the mounting bracket 2220, and the driven wheel 2221 is sleeved on the outer side of the bearing; the outside symmetry of installing support 2220 articulates there are four groups of installation axles, the bearing cup joints on the installation axle to make from driving wheel 2221 and four group's installation axle adaptations, meet the barrier installation axle and can drive from driving wheel 2221 horizontal hunting, guarantee that the paver passes through steadily.
The track 223 frame 220 is an isosceles triangle, so that the paver is suitable for various working conditions, and the stability is strong; the driving wheel 221 is installed at the vertex of the track 223 frame 220; the plurality of groups of driven wheels 2221 are fixedly installed at the edge of the bottom edge of the track 223 frame 220, so that a triangular walking structure is formed, the shaking of the paver is reduced, and the paving efficiency is improved.
The track 223 frame 220 also includes a tensioner 224 thereon; the proper tightness degree of the track 223 travelling wheels 22 is ensured; the running performance of the paving vehicle is improved; and according to the ground condition, the traction force attached to the paver and the rolling resistance to the ground are changed to adapt to the characteristics of the ground, so that the acceptance result of the road surface after paving operation is avoided.
The tensioner 224 includes: hydraulic cylinder 225, piston rod 2250 and connecting ring 2251
The hydraulic cylinder 225 is fixedly mounted on the track 223 frame 220 through a connecting shaft, the piston rod 2250 is arranged in the hydraulic cylinder 225, and the connecting ring 2251 is fixedly connected to the other end of the piston rod 2250 and is sleeved on the connecting pin of the action mounting bracket 2220.
The hydraulic oil cylinder 225 is connected with an energy accumulator arranged on the paver through a pipeline, the hydraulic oil cylinder is further provided with a displacement sensor for detecting the moving position of the piston rod, the energy accumulator is in joint control with the displacement sensor and is used for detecting the moving distance of the piston rod 2250 and controlling an electric valve in the energy accumulator through the displacement sensor, and when the displacement sensor detects that the tight displacement changes, the electric valve adjusts the moving stroke of the piston rod 2250 of the hydraulic oil cylinder 225.
The outer surface of the crawler 223 is provided with an anti-abrasion surface, so that the crawler 223 has an abrasion-resistant effect, the service life of the crawler 223 is prolonged, in the embodiment, the smooth surface of the crawler 223 is made of rubber materials, and the structure of the smooth surface is free of patterns; the track 223 may alternatively be a toothed track 223.
The working principle is as follows:
when the paver needs to turn, an operator rotates a steering wheel to drive the bogie 10, so that the steering wheel is driven to rotate in situ, the friction force between the tire type steering wheel 11 and the ground is small, the ground paved surface is less damaged, and the tire type steering wheel 11 drives the two track 223 traveling wheels 22 in the rear traveling mechanism 2 to move along with the vehicle body after completing the direction change.
According to the utility model, the tire type steering wheel 11 in the front steering mechanism 1 and the triangular crawler 223 wheel in the rear travelling mechanism 2 are linked, the paver can be flexibly driven to steer in situ through the tire type steering wheel 11, the friction with the ground is small, the damage to the paved ground is small, the stability of the paver can be well adapted to various construction environments through the triangular crawler 223 wheel in the rear travelling mechanism 2, the paving construction period is shortened, and the construction cost is saved.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments, and various equivalent changes can be made to the technical solution of the present invention within the technical idea of the present invention, and these equivalent changes are within the protection scope of the present invention.
Claims (7)
1. A running gear suitable for a paver, characterized by comprising:
the front steering mechanism and the rear traveling mechanism are fixedly arranged on a chassis frame of a main frame of the paver;
wherein, preceding steering mechanism includes: two tyre type steering wheels symmetrically arranged at the steering frame;
the rear running gear includes: install the crawler belt wheel in chassis frame both sides and be connected with engine drive shaft transmission symmetrically, crawler belt wheel includes: the crawler belt assembly comprises a crawler belt frame sleeved on a driving shaft through a bearing, a driving wheel sleeved on the driving shaft and positioned on one side of the crawler belt frame, a plurality of groups of driven wheel assemblies fixedly arranged on one side of the bottom of the crawler belt frame through connecting pin shafts, and a crawler belt sleeved on the outer side surfaces of the driving wheel and the driven wheel assemblies;
the driven wheel assembly includes: the crawler belt fixing device comprises a mounting bracket fixedly connected with a crawler belt plate through a connecting pin shaft, a bearing fixedly sleeved on the mounting bracket, and a driven wheel sleeved outside the bearing.
2. The walking device suitable for the paving machine as claimed in claim 1, wherein the track frame is an isosceles triangle, and the driving wheel is installed at the vertex of the track frame; the plurality of groups of driven wheels are fixedly installed on the edge of the bottom edge of the track frame.
3. The walking device suitable for the paver of claim 1 further comprising a tensioner on the track frame.
4. The walking device of claim 3, wherein the tensioner comprises: the hydraulic device comprises a hydraulic oil cylinder fixedly installed on the crawler frame through a connecting shaft, a piston rod arranged in the hydraulic oil cylinder, and a connecting ring fixedly connected to the other end of the piston rod and sleeved with a connecting pin shaft of the action installing support.
5. The traveling device suitable for the paver of claim 4 wherein the hydraulic cylinder is connected with an accumulator arranged on the paver through a pipeline.
6. The walking device suitable for the paver of claim 5 wherein the accumulator is further controlled in conjunction with a displacement sensor mounted on the hydraulic ram.
7. The walking device suitable for the paver of claim 1 wherein the outer surface of the crawler is provided with an anti-wear surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122952574.7U CN216783662U (en) | 2021-11-29 | 2021-11-29 | Running gear suitable for paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122952574.7U CN216783662U (en) | 2021-11-29 | 2021-11-29 | Running gear suitable for paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216783662U true CN216783662U (en) | 2022-06-21 |
Family
ID=82005987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122952574.7U Active CN216783662U (en) | 2021-11-29 | 2021-11-29 | Running gear suitable for paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216783662U (en) |
-
2021
- 2021-11-29 CN CN202122952574.7U patent/CN216783662U/en active Active
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